import axios from 'axios'
import {Message} from 'element-ui'

// create an axios instance
const service = axios.create({
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 20000 // request timeout
})

// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent
    if (config.method === 'upload') {
      config.timeout = 120000
      config.headers['Content-Type'] = 'multipart/form-data'
      config.method = 'post'
    } else {
      config.timeout = 60 * 1000
      config.headers['Content-Type'] = 'application/json;charset=utf-8'
    }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
     * If you want to get http information such as headers or status
     * Please return  response => response
     */

  /**
     * Determine the request status by custom code
     * Here is just an example
     * You can also judge the status by HTTP Status Code
     */
  response => {
    const res = response.data
    // if the custom code is not 20000, it is judged as an error.
    if (res.code !== 200) {
      // Message({
      //   message: res.msg || 'Error',
      //   type: 'error',
      //   duration: 5 * 1000
      // })
      return Promise.reject(res.msg || 'Error')
    } else {
      return res
    }
  },
  error => {
    console.log('err' + error) // for debug
    Message({
      message: error.message || error.msg,
      type: 'error',
      duration: 3 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
